UV Index Today

Real-time solar radiation monitoring

Mairiporã, São Paulo, Brazil
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Mairiporã

São Paulo, Brazil • Local time: 10:58

Live UV Index
10:00
0.1
Low
Peak 3.3 at 14:00

Temp

13.7°C
Light Drizzle

Status

Light Drizzle

Max

15.9°C

Next 3 Hours

0.3
11:00
0.3
12:00
0.3
13:00

Humidity

92%

Cloud

100%

Wind Spd

19.6km/h

"Low risk. Minimal protection needed."

Today's UV Forecast

Hourly prediction for Mairiporã · Peak 3.3 at 14:00

—
00
—
01
—
02
—
03
—
04
—
05
—
06
0.1
07
0.1
08
0.1
09
0.1
10
0.3
11
0.3
12
0.3
13
3.3
14
0.8
15
0.5
16
0.2
17
0.1
18
—
19
—
20
—
21
—
22
—
23

Sunburn time at UV 0.1

Estimate for Mairiporã based on your skin type. Estimates only — not medical advice.

Skin type (Fitzpatrick)

Unprotected

11h 7m

Type II · no sunscreen

Recommended

SPF 15+

UV is low, but fair skin still benefits from light protection for longer outings.

With SPF 15+

12+ hours

Theoretical window — apply enough and reapply every 2 hours

Quick take: Longer unprotected window, but cumulative UV still adds up.

Open full calculator with SPF options

Location Map

-23.3040, -46.5583 · Elev. 808 m · America/Sao_Paulo

Open in Google Maps

Today's UV outlook for Mairiporã

Today's forecast for Mairiporã peaks at UV 3.3 around 14:00. The hourly outlook shows 1 hour at moderate or above (UV 3+). The live reading is UV 0.1 right now.

Mairiporã sits at about 808 m elevation. Thinner air at altitude can add roughly 8% UV compared with sea level at the same latitude—cool mountain air is not a low-UV signal.

UV stays mostly in the low-to-moderate range today, but the hourly bars still show when exposure climbs. Fair skin still benefits from SPF for extended time outdoors.

Compare with other cities in São Paulo, or read practical planning notes in the blog .